ABN 49 OBD-Ii Scan Tool Wi-Fi Check Engine Light Diagnostics iPhone/iPad/iOS Wi-Fi check engine light diagnostics iPhone iPad IOS designed by abn techs for use on all vehicles manufactured in 1996 and newer This is the tool needed to identify manufacturer and generic trouble codes with IOS apps such as dash command, obd fusion, etc. Provides real time readings of engine rpm, calculated load value, coolant temperature, fuel system status, vehicle speed, short term fuel trim Allows user to clear trouble codes if allowed by vehicle manufacturer All ABN scan tools are designed and utilized by our in house techs